noun
EXAMPLES FROM CORPUS
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Below this is the subsoil which is relatively inert.
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Deep ploughing puts subsoil on top and buries the living topsoil below the optimum depth.
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Downtown businesses operated sump pumps as the subsoil water level rose.
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Pierry derives its name from a stratum of flint in the subsoil which reputedly gives its wine a marked flinty taste.
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Settlement is an inevitable movement which occurs due to the weight of the building upon the subsoil .
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The type of subsoil upon which the foundations are built is a very influential factor.
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They were tempted by the vast underground riches of a country whose subsoil has been described as a geological scandal.